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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG710542823

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710542823

Diamond specifications and retailer prices

From $251 AUD
$176 USD
As of October 29, 2026
Save $1,338 AUD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,589 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG710542823 or 710542823. Listed at 24 retailers as of October 29, 2026, with prices from $251 to $1,589, a $1,338 spread on the same certified stone. Reve Diamonds lists it at $1,589. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710542823
Dimensions6.85 × 6.92 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.85 mm6.92 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710542823
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $550 AUD|Low: $238 AUD|High: $1,589 AUD|Avg: $682 AUD|+4.6%
Retailer 1
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Retailer 21
Reve Diamonds
November 1, 2026
Retailer 13$251 AUD
Retailer 17$279 AUD
Retailer 21$290 AUD
Retailer 7$310 AUD
Retailer 9$310 AUD
Retailer 16$519 AUD
Retailer 18$533 AUD
Retailer 1$550 AUD
Retailer 8$552 AUD
Retailer 4$557 AUD
Retailer 12$598 AUD
Retailer 6$663 AUD
Retailer 15$692 AUD
Retailer 5$719 AUD
Retailer 19$757 AUD
Retailer 10$816 AUD
Retailer 2$968 AUD
Retailer 20$987 AUD
Retailer 14$997 AUD
Retailer 11$1,074 AUD
Retailer 3$1,457 AUD
Reve Diamonds$1,589 AUD

34 data points across 22 retailers

24 retailers$251 AUD to $1,589 AUD

A
Cheapest Retailer
-
$251 AUD
$176 USD
A
Retailer 2
-
$279 AUD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
$290 AUD
$204 USD
View
A
Retailer 4
-
$310 AUD
$218 USD
View
A
Retailer 5
-
$310 AUD
$218 USD
View
A
Retailer 6
-
$519 AUD
£287 GBP
View
A
Retailer 7
-
$533 AUD
ZAR 6,043 ZAR
View
A
Retailer 8
-
$550 AUD
£304 GBP
View
A
Retailer 9
-
$552 AUD
$388 USD
View
A
Retailer 10
-
$557 AUD
$391 USD
View
B+
Retailer 11
-
$598 AUD
€400 EUR
View
B+
Retailer 12
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$663 AUD
$466 USD
View
B+
Retailer 13
-
$692 AUD
View
Retailer 14
-
$719 AUD
$505 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$757 AUD
View
B+
Retailer 16
-
$816 AUD
$573 USD
View
Retailer 17
-
$945 AUD
$664 USD
View
Price last confirmed 33 days ago
B
Retailer 18
-
$968 AUD
$680 USD
View
Retailer 19
-
$987 AUD
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$997 AUD
$700 USD
View
B
Retailer 21
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$1,074 AUD
$755 USD
View
B
Retailer 22
-
$1,079 AUD
$758 USD
View
B
Retailer 23
-
$1,457 AUD
£806 GBP
View
Most Expensive
B
Reve Diamonds
D5CEDB4A4 · Oct 30
$1,589 AUD
$1,116 USD
View
23 more retailers have this diamond
Prices start from $251 AUDSave up to $1,338 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.21ct Round
$251 AUD